Piecewise Linear Response Based on CMV4000 Image Sensor

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Abstract:

With high speed CMOS image sensor CMV4000 produced by CMOSIS company as the object, after the thorough analysis of the piecewise linear response principle and how to extend the dynamic range, using piecewise linear response extends the dynamic range of CMV4000 image sensor. The ideas and methods of using the finite state machine designs piecewise linear response sequence are given, and the function simulation is done for the sequence in the Quartus II 9.0 environment using the Verilog HDL hardware description language. Through the analysis of simulation results, it can satisfy the demands of piecewise linear response sequence. The method is simple and feasible, and can improve the optical dynamic range of CMV4000 image sensor.

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568-572

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June 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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